"(●ᵔωᵔ)ﾉʕᵔᴥᵔ˵ʔ" is a combination of two Japanese-style emoticons, representing a person waving and a bear face. It can be interpreted as a friendly greeting or a cute expression. "I am picking this kuma" emote likely refers to selecting or choosing a bear (kuma in Japanese) as a mascot or avatar. The term "kuma" is often used in online gaming communities to refer to bear-themed characters or items.